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Diffstat (limited to 'JavaScriptCore/ChangeLog')
| -rw-r--r-- | JavaScriptCore/ChangeLog | 345 |
1 files changed, 345 insertions, 0 deletions
diff --git a/JavaScriptCore/ChangeLog b/JavaScriptCore/ChangeLog index 1c7f689..fd23733 100644 --- a/JavaScriptCore/ChangeLog +++ b/JavaScriptCore/ChangeLog @@ -1,3 +1,348 @@ +2010-08-25 Kwang Yul Seo <skyul@company100.net> + + Reviewed by Kevin Ollivier. + + [BREWMP] Add build system + https://bugs.webkit.org/show_bug.cgi?id=44645 + + Make waf script portable so that we can add more ports. + + * wscript: + +2010-08-25 Michael Saboff <msaboff@apple.com> + + Reviewed by Sam Weinig. + + Remove the single entry regular expression cache introduced as part of + the fix for https://bugs.webkit.org/show_bug.cgi?id=41238. + The performance problem in Dromaeo that initiated that bug is no + longer present. Dromaeo has been modified so that the regular + expression tests are somewhat random and don't benefit from a + single entry cache. + + * runtime/RegExp.cpp: + (JSC::RegExp::RegExp): + (JSC::RegExp::match): + * runtime/RegExp.h: + +2010-08-25 Martin Robinson <mrobinson@igalia.com> + + Reviewed by Gustavo Noronha Silva. + + Cairo and EFL port shouldn't depend on glib. + https://bugs.webkit.org/show_bug.cgi?id=44354 + + Replace GRefPtr with PlatformRefPtr. Keep GLib specific bits in + GRefPtr.h. + + * GNUmakefile.am: Add PlatformRefPtr.h to the source list. + * wtf/PlatformRefPtr.h: Migrated from GRefPtr.h. + (WTF::PlatformRefPtr::PlatformRefPtr): Ditto. + (WTF::PlatformRefPtr::~PlatformRefPtr): Ditto. + (WTF::PlatformRefPtr::clear): Ditto. + (WTF::PlatformRefPtr::get): Ditto. + (WTF::PlatformRefPtr::operator*): Ditto. + (WTF::PlatformRefPtr::operator->): Ditto. + (WTF::PlatformRefPtr::operator!): Ditto. + (WTF::PlatformRefPtr::operator UnspecifiedBoolType): Ditto. + (WTF::PlatformRefPtr::hashTableDeletedValue): Ditto. + (WTF::::operator): Ditto. + (WTF::::swap): Ditto. + (WTF::swap): Ditto. + (WTF::operator==): Ditto. + (WTF::operator!=): Ditto. + (WTF::static_pointer_cast): Ditto. + (WTF::const_pointer_cast): Ditto. + (WTF::getPtr): Ditto. + (WTF::adoptPlatformRef): Ditto. + * wtf/gobject/GRefPtr.cpp: Changes to reflect new names. + (WTF::refPlatformPtr): + (WTF::derefPlatformPtr): + * wtf/gobject/GRefPtr.h: Ditto. + (WTF::refPlatformPtr): + (WTF::derefPlatformPtr): + +2010-08-25 Xan Lopez <xlopez@igalia.com> + + Reviewed by Alexey Proskuryakov. + + Remove dead code in JSGlobalObject + https://bugs.webkit.org/show_bug.cgi?id=44615 + + The recursion data member in the JSGlobalObject and its getter + plus inc/dec methods seems to be unused, remove them. + + * runtime/JSGlobalObject.cpp: + (JSC::JSGlobalObject::init): + * runtime/JSGlobalObject.h: + +2010-08-25 Michael Saboff <msaboff@apple.com> + + Reviewed by Geoffrey Garen. + + Changed the initial and subsequent allocation of vector storage to + Array()s. The changes are to limit sparse arrays to 100000 entries + and fixed the sparse map to vector storage conversion to use the + minimum amount of memory needed to store the current number of entries. + These changes address https://bugs.webkit.org/show_bug.cgi?id=43707 + + * runtime/JSArray.cpp: + (JSC::JSArray::putSlowCase): + (JSC::JSArray::getNewVectorLength): + +2010-08-16 Gabor Loki <loki@webkit.org> + + Reviewed by Gavin Barraclough. + + Avoid increasing required alignment of target type warning + https://bugs.webkit.org/show_bug.cgi?id=43963 + + Fix platform independent alignment warnings. + + * wtf/ListHashSet.h: + (WTF::ListHashSetNodeAllocator::pool): + +2010-08-19 Gabor Loki <loki@webkit.org> + + Reviewed by Gavin Barraclough. + + Enable truncated floating point feature on ARM + https://bugs.webkit.org/show_bug.cgi?id=44233 + + Enable truncated floating point feature with the help of VCVTR.S32.F64 + instruction. If VCVTR.S32.F64 can't fit the result into a 32-bit + integer/register, it saturates at INT_MAX or INT_MIN. Testing this + looks quicker than testing FPSCR for exception. + + Inspired by Jacob Bramley's patch from JaegerMonkey + + * assembler/ARMAssembler.h: + (JSC::ARMAssembler::): + (JSC::ARMAssembler::cmn_r): + (JSC::ARMAssembler::vcvtr_s32_f64_r): + * assembler/MacroAssemblerARM.h: + (JSC::MacroAssemblerARM::supportsFloatingPointTruncate): + (JSC::MacroAssemblerARM::branchTruncateDoubleToInt32): + +2010-08-24 Gavin Barraclough <barraclough@apple.com> + + Windows build fix. + + * JavaScriptCore.vcproj/JavaScriptCore/JavaScriptCore.def: + +2010-08-24 Gavin Barraclough <barraclough@apple.com> + + Windows build fix. + + * JavaScriptCore.vcproj/JavaScriptCore/JavaScriptCore.def: + * wtf/DecimalNumber.h: + (WTF::DecimalNumber::intPow10): + * wtf/dtoa.cpp: + * wtf/dtoa.h: + +2010-08-23 Gavin Barraclough <barraclough@apple.com> + + Reviewed by Oliver Hunt. + + https://bugs.webkit.org/show_bug.cgi?id=44487 + + Number.toExponential/toFixed/toPrecision all contain a spaghetti of duplicated + code & unnecessary complexity. Add a new DecimalNumber class to encapsulate + double to string conversion, share the implementations of rounding & + decimal-fraction/exponential formatting. + + * JavaScriptCore.exp: + Update exports. + + * runtime/NumberPrototype.cpp: + (JSC::toThisNumber): + (JSC::getIntegerArgumentInRange): + Helper methods used in implementing toExponential/toFixed/toString. + (JSC::numberProtoFuncToExponential): + (JSC::numberProtoFuncToFixed): + (JSC::numberProtoFuncToPrecision): + Reimplemented using new DecimalNumber class. + + * runtime/UString.cpp: + (JSC::UString::number): + Updated to call numberToString. + + * wtf/DecimalNumber.h: Added. + (WTF::): + (WTF::DecimalNumber::DecimalNumber): + (WTF::DecimalNumber::toStringDecimal): + (WTF::DecimalNumber::toStringExponential): + (WTF::DecimalNumber::sign): + (WTF::DecimalNumber::exponent): + (WTF::DecimalNumber::significand): + (WTF::DecimalNumber::precision): + (WTF::DecimalNumber::init): + (WTF::DecimalNumber::isZero): + (WTF::DecimalNumber::roundToPrecision): + New class to perform double to string conversion. + Has three constructors, which allow conversion with no rounding, + rounding to significant-figures, or rounding to decimal-places, + and two methods for formatting strings, either using decimal + fraction or exponential encoding. Internal implementation uses + pre-rounding of the values before calling dtoa rather than + relying on dtoa to correctly round, which does not produce + fully accurate results. Hopefully we can address this in the + near future. + + * wtf/dtoa.cpp: + (WTF::intPow10): + * wtf/dtoa.h: + intPow10 is used internally by DecimalNumber. + + * wtf/text/WTFString.cpp: + (WTF::copyToString): + (WTF::nanOrInfToString): + Used internally in numberToString for NaN/Infinity handling. + (WTF::numberToString): + Added new method to convert doubles to strings. + + * wtf/text/WTFString.h: + Added declaration for numberToString. This is here because + we should switch over to using this for all double to string + conversion in WebCore (see section 2.4.4.3 of the HTML5 spec). + +2010-08-24 Oliver Hunt <oliver@apple.com> + + Reviewed by Geoff Garen. + + Don't seed the JS random number generator from time() + https://bugs.webkit.org/show_bug.cgi?id=41868 + <rdar://problem/8171025> + + Switch to using the secure random number generator to + seed the fast random generator, and make the generator + be per global object. + + * runtime/JSGlobalData.cpp: + (JSC::JSGlobalData::JSGlobalData): + * runtime/JSGlobalData.h: + * runtime/JSGlobalObject.h: + (JSC::JSGlobalObject::JSGlobalObjectData::JSGlobalObjectData): + (JSC::JSGlobalObject::weakRandomNumber): + * runtime/MathObject.cpp: + (JSC::mathProtoFuncRandom): + +2010-08-24 Oliver Hunt <oliver@apple.com> + + Reviewed by Beth Dakin. + + Make overflow guards in UString::utf8 explicit + https://bugs.webkit.org/show_bug.cgi?id=44540 + + Add an explicit overflow check prior to allocating our buffer, + rather than implicitly relying on the guard in convertUTF16ToUTF8. + + * runtime/UString.cpp: + (JSC::UString::utf8): + +2010-08-24 Yael Aharon <yael.aharon@nokia.com> + + Reviewed by Simon Hausmann. + + [Symbian] Fix commit/decommit of system memory using RChunk + + Swap accidentially reversed start and m_base values for determining the + offset within the RChunk. + + * wtf/PageReservation.h: + (WTF::PageReservation::systemCommit): + (WTF::PageReservation::systemDecommit): + +2010-08-23 Patrick Gansterer <paroga@paroga.com> + + Rubber-stamped by Gabor Loki. + + [WINCE] Buildfix for GeneratedJITStubs after r64818 + https://bugs.webkit.org/show_bug.cgi?id=44469 + + Use " THUNK_RETURN_ADDRESS_OFFSET" instead of "#offset#". + + * jit/JITStubs.cpp: + +2010-08-23 Oliver Hunt <oliver@apple.com> + + Reviewed by Darin Adler. + + [REGRESSION] Interpreter incorrectly excludes prototype chain when validating put_by_id_transition + https://bugs.webkit.org/show_bug.cgi?id=44240 + <rdar://problem/8328995> + + Fix an error I introduced when cleaning up the interpreter side of the logic + to prevent setters being called in object initialisers. + + * interpreter/Interpreter.cpp: + (JSC::Interpreter::privateExecute): + +2010-08-23 Michael Saboff <msaboff@apple.com> + + Reviewed by Oliver Hunt. + + Fixed case where a single character search string in a string.replace() + did not properly handle back reference replacement. The fix is to + check for a '$' as part of the check to see if we can execute the + single character replace optimization. + https://bugs.webkit.org/show_bug.cgi?id=44067 + + * runtime/StringPrototype.cpp: + (JSC::stringProtoFuncReplace): + +2010-08-23 Oliver Hunt <oliver@apple.com> + + Reviewed by Gavin Barraclough. + + JSON.stringify is much slower than Firefox on particular pathological input + https://bugs.webkit.org/show_bug.cgi?id=44456 + + Make StringBuilder::reserveCapacity reserve additional space so we don't end up + repeatedly copying the entire result string. + + * runtime/StringBuilder.h: + (JSC::StringBuilder::append): + (JSC::StringBuilder::reserveCapacity): + +2010-08-23 Jian Li <jianli@chromium.org> + + Reviewed by Darin Fisher. + + Handle blob resource. + https://bugs.webkit.org/show_bug.cgi?id=43941 + + * JavaScriptCore.exp: Add an export that is neede by BlobResourceHandle. + +2010-08-19 Andreas Kling <andreas.kling@nokia.com> + + Reviewed by Geoffrey Garen. + + JSC: Move the static_cast into to(U)Int32 fast case + https://bugs.webkit.org/show_bug.cgi?id=44037 + + Do the static_cast<(u)int32_t> inline to avoid the function call overhead + for easily converted values (within (u)int32_t range.) + + * runtime/JSValue.cpp: + (JSC::toInt32SlowCase): + (JSC::toUInt32SlowCase): + * runtime/JSValue.h: + (JSC::JSValue::toInt32): + (JSC::JSValue::toUInt32): + +2010-08-18 Andreas Kling <andreas.kling@nokia.com> + + Reviewed by Geoffrey Garen. + + REGRESSION(r58469): Math.pow() always returns double-backed JSValue which is extremely slow as array subscript + https://bugs.webkit.org/show_bug.cgi?id=43742 + + Add codegen for pow() to return Int32 values when possible. + + * jit/ThunkGenerators.cpp: + (JSC::powThunkGenerator): + 2010-08-18 Gabor Loki <loki@webkit.org> Reviewed by Gavin Barraclough. |